CONTRACT COMMITMENTS (Details)	1 Months Ended
	Mar. 31, 2006 lb	Dec. 31, 2012 lb
Itochu
CONTRACT COMMITMENTS
Percentage of actual production from properties in Texas currently owned or hereafter acquired, required to be delivered	50.00%
Total Uranium deliveries from inception of the contracts through December 31, 2012 (in pounds)		510,000
UG
CONTRACT COMMITMENTS
Percentage of actual production from properties in Texas currently owned or hereafter acquired, required to be delivered	50.00%
Total Uranium deliveries from inception of the contracts through December 31, 2012 (in pounds)		480,000
Amount reduced from average spot price for the eight weeks prior to the date of delivery to determine the sale price of Texas production (in dollars per pound)	6
Amount of sale in a particular delivery year at a price equal to the month-end long-term contract price for the second month prior to the month of delivery less $6 per pound until specified amount of Texas production is sold (in pounds)	600,000
Aggregate amount of sale to be made at a price equal to the month-end long-term contract price for the second month prior to the month of delivery less $6 per pound until specified amount of Texas production is sold (in pounds)	3,000,000
Percentage of amount reduced from the average spot price for a period prior to the date of delivery at which right of first refusal to purchase other Texas production can be exercised	4.00%